A256423 Consider numbers n such that A166133(n) sets a new record and also satisfies A166133(n)=A166133(n-1)^2-1; sequence gives values of A166133(n).

8, 39203, 72899, 324899, 359999, 675683, 777923, 1127843, 4536899, 6718463, 10036223, 30272003, 44916803, 54022499, 100761443, 108743183, 110249999, 212051843, 233722943, 289952783, 326163599, 388011203, 395612099, 431475983

Offset

1,1

Comments

A subsequence of A256403.

The points (A256422(i), A256423(i)) form the upper envelope of A166133.

Links

N. J. A. Sloane and Ray Chandler, Table of n, a(n) for n = 1..127 (first 100 terms from N. J. A. Sloane)

N. J. A. Sloane and others, "Blog" about A166133

Example

A166133(5) = 8 = A166133(4)^2-1 = 9-1.

Crossrefs

Cf. A166133, A256422, A256403, A256404.

Sequence in context: A362280 A013788 A156178 * A349113 A175855 A063374

Adjacent sequences: A256420 A256421 A256422 * A256424 A256425 A256426

Keyword

nonn

Author

N. J. A. Sloane, Apr 08 2015

Status

approved